Merge commit 'linus/master' into merge-linus
[linux-2.6] / arch / arm / mach-s3c2440 / mach-nexcoder.c
1 /* linux/arch/arm/mach-s3c2440/mach-nexcoder.c
2  *
3  * Copyright (c) 2004 Nex Vision
4  *   Guillaume GOURAT <guillaume.gourat@nexvision.tv>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  *
10  * Modifications:
11  *     15-10-2004 GG  Created initial version
12  *     12-03-2005 BJD Updated for release
13  */
14
15 #include <linux/kernel.h>
16 #include <linux/types.h>
17 #include <linux/interrupt.h>
18 #include <linux/list.h>
19 #include <linux/timer.h>
20 #include <linux/init.h>
21 #include <linux/string.h>
22 #include <linux/serial_core.h>
23 #include <linux/platform_device.h>
24 #include <linux/io.h>
25
26 #include <linux/mtd/map.h>
27
28 #include <asm/mach/arch.h>
29 #include <asm/mach/map.h>
30 #include <asm/mach/irq.h>
31
32 #include <asm/setup.h>
33 #include <mach/hardware.h>
34 #include <asm/irq.h>
35 #include <asm/mach-types.h>
36
37 //#include <asm/debug-ll.h>
38 #include <mach/regs-gpio.h>
39 #include <plat/regs-serial.h>
40
41 #include <plat/s3c2410.h>
42 #include <plat/s3c2440.h>
43 #include <plat/clock.h>
44 #include <plat/devs.h>
45 #include <plat/cpu.h>
46
47 static struct map_desc nexcoder_iodesc[] __initdata = {
48         /* nothing here yet */
49 };
50
51 #define UCON S3C2410_UCON_DEFAULT
52 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
53 #define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE
54
55 static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = {
56         [0] = {
57                 .hwport      = 0,
58                 .flags       = 0,
59                 .ucon        = UCON,
60                 .ulcon       = ULCON,
61                 .ufcon       = UFCON,
62         },
63         [1] = {
64                 .hwport      = 1,
65                 .flags       = 0,
66                 .ucon        = UCON,
67                 .ulcon       = ULCON,
68                 .ufcon       = UFCON,
69         },
70         [2] = {
71                 .hwport      = 2,
72                 .flags       = 0,
73                 .ucon        = UCON,
74                 .ulcon       = ULCON,
75                 .ufcon       = UFCON,
76         }
77 };
78
79 /* NOR Flash on NexVision NexCoder 2440 board */
80
81 static struct resource nexcoder_nor_resource[] = {
82         [0] = {
83                 .start = S3C2410_CS0,
84                 .end   = S3C2410_CS0 + (8*1024*1024) - 1,
85                 .flags = IORESOURCE_MEM,
86         }
87 };
88
89 static struct map_info nexcoder_nor_map = {
90         .bankwidth = 2,
91 };
92
93 static struct platform_device nexcoder_device_nor = {
94         .name           = "mtd-flash",
95         .id             = -1,
96         .num_resources  = ARRAY_SIZE(nexcoder_nor_resource),
97         .resource       = nexcoder_nor_resource,
98         .dev =
99         {
100                 .platform_data = &nexcoder_nor_map,
101         }
102 };
103
104 /* Standard Nexcoder devices */
105
106 static struct platform_device *nexcoder_devices[] __initdata = {
107         &s3c_device_usb,
108         &s3c_device_lcd,
109         &s3c_device_wdt,
110         &s3c_device_i2c,
111         &s3c_device_iis,
112         &s3c_device_rtc,
113         &s3c_device_camif,
114         &s3c_device_spi0,
115         &s3c_device_spi1,
116         &nexcoder_device_nor,
117 };
118
119 static void __init nexcoder_sensorboard_init(void)
120 {
121         // Initialize SCCB bus
122         s3c2410_gpio_setpin(S3C2410_GPE14, 1); // IICSCL
123         s3c2410_gpio_cfgpin(S3C2410_GPE14, S3C2410_GPE14_OUTP);
124         s3c2410_gpio_setpin(S3C2410_GPE15, 1); // IICSDA
125         s3c2410_gpio_cfgpin(S3C2410_GPE15, S3C2410_GPE15_OUTP);
126
127         // Power up the sensor board
128         s3c2410_gpio_setpin(S3C2410_GPF1, 1);
129         s3c2410_gpio_cfgpin(S3C2410_GPF1, S3C2410_GPF1_OUTP); // CAM_GPIO7 => nLDO_PWRDN
130         s3c2410_gpio_setpin(S3C2410_GPF2, 0);
131         s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_OUTP); // CAM_GPIO6 => CAM_PWRDN
132 }
133
134 static void __init nexcoder_map_io(void)
135 {
136         s3c24xx_init_io(nexcoder_iodesc, ARRAY_SIZE(nexcoder_iodesc));
137         s3c24xx_init_clocks(0);
138         s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs));
139
140         nexcoder_sensorboard_init();
141 }
142
143 static void __init nexcoder_init(void)
144 {
145         platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices));
146 };
147
148 MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
149         /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
150         .phys_io        = S3C2410_PA_UART,
151         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
152         .boot_params    = S3C2410_SDRAM_PA + 0x100,
153         .map_io         = nexcoder_map_io,
154         .init_machine   = nexcoder_init,
155         .init_irq       = s3c24xx_init_irq,
156         .timer          = &s3c24xx_timer,
157 MACHINE_END